What's there to "invalidate"? You just made an assertion, not an argument.

You say that nobody wants to use desktops and people want computers to disappear. Unlike you, I don't believe that already, so do you have some evidence for it?

The blogpost I linked pointed out that this quote is often used not to justify a particular idea or position but instead to justify not paying attention to your audience. Paying attention doesn't mean groveling or completely giving up all of your own control.